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Get started1 Duporth Bay is a five-bedroom detached house in Duporth, St. Austell, St Austell (PL26 6AG). It has a recorded floor area of 253 m² (around 2723 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (May 2022) shows an F (score 38), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since August 2017. Between certificates, hot-water efficiency went from Very Poor to Poor, lighting went from Poor to Very Good and main heating went from Very Poor to Poor. The recommended improvements would lift it to D (score 65), a 2-band jump. Main heating runs on lpg. Other recorded features include a balcony and notable views. Our model identifies extension potential, subject to local planning policy.
At 253 m² the property is well over the postcode median (190 m² across 11 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Today's modelled estimate of £989,000 sits 58.2% above the 2019 sale of £625,000. On a £-per-square-foot basis, the last sale (£230/sq ft) was about 15.5% above the typical sold price in the postcode. Most recent transfer: July 2019 at £625,000.
1 Duporth Bay's carbon output runs well above what efficient homes in the postcode produce.
1 Duporth Bay valuation sits well clear of the typical sold price in this postcode.
£989,000
Modelled from EPC, postcode comparables.
£625,000
Recorded with HM Land Registry.
Floor Area for 1 Duporth Bay runs comfortably ahead of the street norm.
Price per m²
£2,470
Street avg £2,901
Floor Area
253 m²
Street avg 168 m²
Habitable Rooms
9 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km

Daytime· 07:00 – 23:00
43.6dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
5 July 2019Most recent
£625,000
Median price across the last 5 sales in PL26 6AG: £560,000 (2024–2019).
Street avg 6 rooms
CO₂ Emissions
9.6 t/year
Street avg 8.4 t/year
PL26 6XA
Duporth Road — bus stop.
Closest school
1.0 km
Penrice Academy. 9 schools nearby.
Night-time· 23:00 – 07:00
35.6dB
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